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- 10
Fault number 47 is displayed (with
tripped flow switch, the actual pressure in
the system is significantly lower than the
nominal pressure)
Overflow valve adjusted incorrectly. Adjust the overflow valve correctly. Customer Service
Nominal pressure entered incorrectly in the
display menu.
Enter nominal pressure correctly. Customer Service
Pressure sensor for high pressure defective. Replace pressure sensor or cable. Customer Service
Error code 48 is displayed HDC type incorrectly set in the display menu. Set HDC type to Standard. Customer Service
Error code 50 is displayed Pressure sensor for high pressure does not
transmit signal.
Check pressure sensor and cable, replace if necessary.
Check board A5.
Customer Service
Error code 51 is displayed The flow switch provides a permanent signal
although no pump is running.
Check flow switch, replace if necessary. Customer Service
Error code 52 is displayed Temperature sensor in the float container
does not transmit signal.
Check temperature sensor and cable, replace if necessary.
Check board A5.
Customer Service
Fault Possible cause Remedy of whom
Accessories
Detergent
Detergents simplify the cleaning tasks. The table gives a selection of detergents. Please read the instructions on the packaging carefully before working with any detergents.
Area of application Target group Detergent Kärcher description Dosaging in high pres-
sure
Foaming Food industry/disassembly facilities Disinfection cleaning RM 732 1-3%
Disinfectant RM 735 0.75-7%
Foam disinfecting detergent, alkali-based RM 734 2-5%
Beverage facilities/wine cellars Foam detergent, alkali-base RM 58 ASF 1-2%
Foam cleaner, acidic RM 59 ASF 1-2%
Foam disinfecting detergent, alkali-based RM 734 2-5%
Community Exterior foam cleaner, neutral RM 57 1-2%
Disinfecting cleaner, inside RM 732 1-3%
Agriculture Disinfection cleaning RM 732 1-3%
Disinfectant RM 735 0.75-7%
High-pressure cleaning Beverage facilities/wine cellars Universal cleaner RM 55 0.5-8%
Foam disinfecting detergent, alkali-based RM 734 2-5%
Community Active cleanser, alkali-based RM 81 1-5%
Agriculture Active cleanser, alkali-based RM 31 1-5%
Active cleanser, alkali-based RM 81 1-5%
Ship equipment Active cleanser, alkali-based RM 81 1-5%
Automotive/lorry workshop Active cleaner, alkali-based (engine/parts) RM 31 1-5%
Active cleaner, alkali-based (vehicle, top and bottom
wash)
RM 81 1-5%
Floor cleaning Food industry/disassembly facilities Intensive basic cleaner RM 750 1-5%
Floor basic cleaner RM 69 0.5-1%
Beverage facilities/wine cellars,
community
Intensive basic cleaner RM 750 1-5%
Floor basic cleaner RM 69 0.5-1%
Automotive/lorry workshop Intensive basic cleaner RM 750 1-5%
Floor basic cleaner RM 69 0.5-1%
Ship equipment Intensive basic cleaner RM 750 1-5%
Floor basic cleaner RM 69 0.5-1%
Washing brush Community Exterior active cleanser, alkali-based RM 81 1-5%
Universal cleaner RM 55 0.5-8%
Automotive/lorry workshop Active cleaner, alkali-based (vehicle, top and bottom
wash)
RM 81 1-5%
Ship equipment Exterior active cleanser, alkali-based RM 81 1-5%
24 EN
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